Epirez Supatuff Acid Resistant Coating (AR) 4L
Available
Epirez is an Australian epoxy systems brand supplying structural epoxy grouts, floor coatings, concrete repair compounds, crack sealers, chocking compounds, and acid-resistant coatings to construction, mining, processing, and industrial maintenance operations across Australia.
Epirez Supatuff AR acid resistant epoxy coating provides chemical and acid protection on concrete and steel floors in chemical processing, battery rooms, and acid-handling environments.
Where this product is used
Epirez acid resistant epoxy coating products are used across construction, industrial maintenance, mining, and processing plant projects.
- Battery rooms, acid storage areas, and chemical handling facilities.
- Chemical processing plant floors and containment bunds subject to acid spillage.
- Concrete protection where standard epoxy coatings have failed due to chemical attack.
Key specifications
| Specification | Detail |
|---|---|
| Mix ratio | 1 part hardener : 3 parts compound (by volume only) |
| Pot life (25°C) | 45 minutes |
| Tack-free time | 6 hours @ 25°C |
| Recoat time | 8–24 hours @ 25°C |
| Full cure (chemical resistance) | 7 days @ 25°C — foot traffic possible within 24 hours |
| Tensile bond strength | 2.7 MPa (concrete substrate failure) |
| Recommended coats | Minimum 2 coats to achieve 300 micron DFT |
| Coverage rate | 24m² per coat @ 150 micron DFT (a 4L pack covers approx. 12m² for 2 coats) |
| Solids content | 90% v/v |
| Chemical resistance | Resists 98% sulphuric acid plus a range of alkalies and solvents |
| Maximum service temperature | 65°C |
| Application temperature | 10–30°C |
| Colour | Grey |
| Shelf life | 2 years in sealed containers, stored 10–30°C, protect from frost |
| Pack sizes available | 4L, 16L |
Selecting the right option
Supatuff AR suits moderate acid exposure — for severe or concentrated acid, consider a tile or brick lining system. Prime the concrete substrate before applying Supatuff AR. Confirm chemical compatibility with the specific acids present in your environment before specifying.
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Model Number: E992856
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Model Number: E992799
